Add 6/98 and 72/21, Solve 6/98 + 3 9/21 as a fraction

Add 6/98 and 72/21

1^st number: 6/98, 2^nd number: 3 9/21

6/98 + 72/21 is 171/49.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 21 is 294

Next, find the equivalent fraction of both fractional numbers with denominator 294
For the 1st fraction, since 98 × 3 = 294,
6/98 = 6 × 3/98 × 3 = 18/294
Likewise, for the 2nd fraction, since 21 × 14 = 294,
72/21 = 72 × 14/21 × 14 = 1008/294
Add the two like fractions:
18/294 + 1008/294 = 18 + 1008/294 = 1026/294
1026/294 simplified gives 171/49
So, 6/98 + 72/21 = 171/49
In mixed form: 324/49

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